Your printer needs to refill its toner to keep printing and you can always buy more Toner Cartridges or you can simply refill the ones you have. Refilling instead of repurchasing can help you save money and it cuts down on trash. The toner is ink that the Printer uses to print the words and images on the page and it can be an expensive part of the printer if you print a lot. In addition to refilling your toner you can buy one of our efficient printers that will cut down on the amount of ink that you use and save you money.